win: Add thread snapshot and memory snapshot for stacks

snapshot/win/thread_snapshot_win.cc

+// Copyright 2015 The Crashpad Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "snapshot/win/thread_snapshot_win.h"
+
+#include "base/logging.h"
+#include "snapshot/win/process_reader_win.h"
+
+namespace crashpad {
+namespace internal {
+
+ThreadSnapshotWin::ThreadSnapshotWin()
+    : ThreadSnapshot(), context_(), stack_(), thread_(), initialized_() {
+}
+
+ThreadSnapshotWin::~ThreadSnapshotWin() {
+}
+
+bool ThreadSnapshotWin::Initialize(
+    ProcessReaderWin* process_reader,
+    const ProcessReaderWin::Thread& process_reader_thread) {
+  INITIALIZATION_STATE_SET_INITIALIZING(initialized_);
+
+  thread_ = process_reader_thread;
+  stack_.Initialize(
+      process_reader, thread_.stack_region_address, thread_.stack_region_size);
+
+  INITIALIZATION_STATE_SET_VALID(initialized_);
+  return true;
+}
+
+const CPUContext* ThreadSnapshotWin::Context() const {
+  INITIALIZATION_STATE_DCHECK_VALID(initialized_);
+  LOG(ERROR) << "TODO(scottmg): CPUContext";
+  return &context_;
+}
+
+const MemorySnapshot* ThreadSnapshotWin::Stack() const {
+  INITIALIZATION_STATE_DCHECK_VALID(initialized_);
+  return &stack_;
+}
+
+uint64_t ThreadSnapshotWin::ThreadID() const {
+  INITIALIZATION_STATE_DCHECK_VALID(initialized_);
+  return thread_.id;
+}
+
+int ThreadSnapshotWin::SuspendCount() const {
+  INITIALIZATION_STATE_DCHECK_VALID(initialized_);
+  return thread_.suspend_count;
+}
+
+int ThreadSnapshotWin::Priority() const {
+  INITIALIZATION_STATE_DCHECK_VALID(initialized_);
+  return thread_.priority;
+}
+
+uint64_t ThreadSnapshotWin::ThreadSpecificDataAddress() const {
+  INITIALIZATION_STATE_DCHECK_VALID(initialized_);
+  return thread_.teb;
+}
+
+}  // namespace internal
+}  // namespace crashpad